Home / 162,772,886.64-224,571,028.86-100,870,638.96

Finding the Fourth Proportional to 162,772,886.64, 224,571,028.86 and 100,870,638.96

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Solution

The fourth proportional to 162,772,886.64, 224,571,028.86 and 100,870,638.96 is: 139,167,054.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,772,886.64 : 224,571,028.86 = 100,870,638.96 : x
  2. Step 2: Convert to fraction form
    162,772,886.64/224,571,028.86 = 100,870,638.96/x
  3. Step 3: Cross multiply
    162,772,886.64x = 224,571,028.86 × 100,870,638.96
  4. Step 4: Simplify right side
    162,772,886.64x = 22,652,623,173,012,800
  5. Step 5: Solve for x
    x = 22,652,623,173,012,800/162,772,886.64
  6. Step 6: Final answer
    x = 139,167,054.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.